Why is Alja Safe alginate better than Body Double for life casting?
1. Alja Safe alginate costs much less than Body Double silicone rubber.
2. Alginate does not stick to anything. You don’t need a release cream for most applications. You can make a mold of the hair on your head with alginate by using hair conditioner as a release agent. You can’t make of mold of the hair on your head with Body Double. Best you can do is make a mold using a plastic bald cap.